CN217119273U - Table tennis ball picking device - Google Patents

Table tennis ball picking device Download PDF

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Publication number
CN217119273U
CN217119273U CN202123095540.7U CN202123095540U CN217119273U CN 217119273 U CN217119273 U CN 217119273U CN 202123095540 U CN202123095540 U CN 202123095540U CN 217119273 U CN217119273 U CN 217119273U
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China
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rolling
table tennis
support
wheel body
rolling wheel
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CN202123095540.7U
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Chinese (zh)
Inventor
徐冰雁
李廷会
闭金杰
蒋清红
曾小柳
李俊霖
陈浩
陆彩莹
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Guangxi Normal University
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Guangxi Normal University
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Abstract

The utility model discloses a table tennis ball picking device belongs to table tennis ball collection device technical field. It includes: a support frame; the rolling support part I is rotatably connected to the support frame; the rolling support part II is rotatably connected to the support frame and is opposite to the rolling support part I; the first rolling wheel body is rotatably arranged on the circumferential outer side of the first rolling support part; the rolling wheel body II is rotatably arranged on the circumferential outer side of the rolling support part II and is opposite to the rolling wheel body I; the first elastic ropes are circumferentially connected between the first rolling wheel body and the second rolling wheel body at intervals and form a storage cavity for storing table tennis balls, and the first elastic ropes form a first arc-shaped ball picking assembly; the rotating mechanism is circumferentially and rotatably arranged in the storage cavity; the second elastic rope is parallel to the first elastic rope and is connected between the first connecting part and the second connecting part in a pulling mode, and the second elastic rope and the first circular-arc-shaped ball picking assembly can form a circular ball picking assembly. The table tennis ball picking device of the utility model is convenient for automatically picking up scattered table tennis balls.

Description

Table tennis ball picking device
Technical Field
The utility model relates to a table tennis collection device technical field especially relates to a table tennis picks up ball device.
Background
Table tennis players often need training, and usually need to bend over manually to pick up table tennis when the table tennis falls off the ground in the training process, but the manual picking not only delays time, but also the high-frequency bending to pick up the table tennis easily causes manual fatigue, wastes physical strength of the players, and causes the players not to be put into the table tennis in full physical and mental manner, so that the players are inconvenient to continuously carry out high-intensity training; in addition, the table tennis ball picking device in the prior art is inconvenient to pick up table tennis balls, and easily extrudes the table tennis balls in the process of picking up the table tennis balls, so that the table tennis balls are damaged or the using effect of the table tennis balls is easily influenced. Therefore, a need exists for a ball picking device which is convenient for picking up scattered table tennis balls and avoids the table tennis balls being damaged due to the table tennis balls being squeezed in the process of picking up the table tennis balls.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art at least one not enough, provide one kind and be convenient for pick up and avoid the in-process extrusion table tennis that picks up and cause the table tennis to damage table tennis the scattered table tennis and pick up the ball device.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a table tennis ball picking device comprising:
a support frame;
the rolling support part I is rotatably connected to the support frame;
the rolling support part II is rotatably connected to the support frame and is arranged opposite to the rolling support part I;
the first rolling wheel body is rotatably arranged on the circumferential outer side of the first rolling support part;
the rolling wheel body II is rotatably arranged on the circumferential outer side of the rolling support part II and is opposite to the rolling wheel body I;
the first elastic rope is sequentially connected between the first rolling wheel body and the second rolling wheel body in a tensioning mode at intervals in the circumferential direction and defines a storage cavity for storing table tennis balls, the first elastic rope forms a first arc-shaped ball picking assembly, and a ball discharging opening for discharging balls is defined between the first elastic rope and the last elastic rope in the first arc-shaped ball picking assembly;
the rotating mechanism is circumferentially and rotatably arranged in the storage cavity, a first connecting part is arranged at one end, close to the first rolling supporting part, of the rotating mechanism, a second connecting part is arranged at one end, close to the second rolling supporting part, of the rotating mechanism, and the second connecting part is arranged opposite to the first connecting part;
the elastic rope II is parallel to the elastic rope I, is connected between the connecting part I and the connecting part II in a tensioned mode, and when the elastic rope II rotates to the position of the ball placing opening, the elastic rope II can block the ball placing opening and form a circular ball picking assembly with the circular arc ball picking assembly I, a plurality of ball feeding gaps are formed in the circular ball picking assembly and are smaller than the diameter of the table tennis balls, and when the circular ball picking assembly downwards extrudes the table tennis balls, the extruded table tennis balls can enter the storage cavity from the ball feeding gaps.
The utility model has the advantages that: in the embodiment, the first rolling support part and the second rolling support part are arranged oppositely, and the first rolling wheel body and the second rolling wheel body are respectively arranged at the circumferential outer sides of the first rolling support part and the second rolling support part and are arranged oppositely, so that the table tennis ball picking device forms a roller structure and is convenient to roll on the ground; a storage cavity is defined between the first rolling support part and the second rolling support part and the first elastic ropes and is provided with a ball placing opening, and the second elastic ropes between the first connecting part and the second connecting part can close and open the ball placing opening under the rotation of the rotating mechanism, so that table tennis balls can be conveniently and uniformly picked up and discharged; many elastic cord one in this embodiment and two equal taut connections of elastic cord, and the diameter setting that the goal clearance is less than the table tennis, many elastic cord one and elastic cord two have elasticity and make the table tennis can not crush when getting into the storage cavity through the extrusion, and the table tennis can not fall out when not having open goal opening, and the table tennis that can reliably be picked up in the storage.
In addition, on the basis of the technical scheme, the utility model discloses can also make following improvement, can also have following additional technical feature.
According to an embodiment of the present invention, the rotation mechanism includes:
the double-head rotating motor is installed between the first rolling supporting part and the second rolling supporting part, one end of the double-head rotating motor is connected with the first rotating shaft, the other end of the double-head rotating motor is connected with the second rotating shaft, the first rotating shaft extends towards the first rolling supporting part and is rotatably connected to the first rolling supporting part, the central line of the first rotating shaft penetrates through the center of the first rolling supporting part, the other end of the double-head rotating motor is connected with the second rotating shaft, the second rotating shaft extends towards the second rolling supporting part and is rotatably connected to the second rolling supporting part, and the central line of the second rotating shaft penetrates through the center of the second rolling supporting part;
and the ball pushing plate is connected to the first rotating shaft and is positioned in the storage cavity, and the ball pushing plate can be driven by the first rotating shaft to move circumferentially in the storage cavity.
Through being equipped with double-end rotating electrical machines in this embodiment, and through connecting the ball pushing plate on rotation axis one, be favorable to the ball pushing plate to carry out circumferential motion in the storage cavity under the drive of rotation axis one to push up the table tennis in the storage cavity, make the table tennis that picks up and get can fall out in the storage cavity fast when the goal opening is open, improved table tennis pick-up device pick up the ball efficiency, thereby save ball-releasing time.
According to the utility model discloses an embodiment, table tennis picks up ball device and still includes:
the control module is arranged on the second rolling support part and used for controlling the double-head rotating motor;
and the power module is installed on the second rolling supporting part, and the double-head rotating motor and the control module are respectively connected with the power module.
Through being equipped with control module and power module in this embodiment, be convenient for through control module control double-end rotating electrical machines, and then be convenient for carry out automated control to the table tennis ball picking device through control module, be convenient for provide the power for the table tennis ball picking device through power module.
According to an embodiment of the present invention, the first connecting portion is a fan-shaped structure, the first connecting portion is located outside the first rolling support portion, the first connecting portion includes a first rotating connection end, a first arc support end and a first sliding support block, the first rotating connection end is connected to the first rotating shaft, the first arc support end is connected to the first rotating connection end, the first rolling wheel body and the first rolling support portion have a gap to form a first circular opening, a first circular support chute is provided on one side of the first rolling wheel body, which is opposite to the first rolling support portion, the first sliding support block is connected to the first arc support end and extends radially to the outside, and the first sliding support block is slidably mounted in the first circular support chute;
the connecting part II is of a fan-shaped structure, the connecting part II is positioned on the outer side of the rolling supporting part II, the connecting part II comprises a rotating connecting end II, an arc-shaped supporting end II and a sliding supporting block II, the rotating connecting end II is connected to the rotating shaft II, the arc-shaped supporting end II is connected to the rotating connecting end II, a gap is formed between the rolling wheel body II and the rolling supporting part II to form a circular through hole II, a circular supporting sliding groove II is formed in one side, opposite to the rolling supporting part II, of the rolling wheel body II, the sliding supporting block II is connected to the arc-shaped supporting end II and extends radially outwards, and the sliding supporting block II is slidably mounted in the circular supporting sliding groove II;
two ends of the second elastic rope are connected to the first sliding support block and the second sliding support block respectively, and two ends of the second elastic rope penetrate through the first circular ring-shaped through hole and the second circular ring-shaped through hole respectively.
In the embodiment, the first connecting part and the second connecting part are of fan-shaped structures, a plurality of elastic ropes II are conveniently arranged between the first arc-shaped supporting end and the second arc-shaped supporting end, and the first sliding supporting block and the second sliding supporting block are slidably arranged in the first annular supporting chute and the second annular supporting chute respectively, so that the first connecting part and the second connecting part can conveniently play a supporting role while sliding, and the first sliding supporting block and the second sliding supporting block can be limited in the lateral direction; in addition, the first connecting part and the second connecting part are respectively connected to the first rotating shaft and the second rotating shaft of the double-head rotating motor, and the first connecting part and the second connecting part can synchronously rotate under the driving of the double-head rotating motor, so that the second elastic ropes are kept in a parallel state, the ball inlet gaps among the second elastic ropes are ensured to be unchanged, the picked table tennis is convenient, and the table tennis is prevented from falling out of the storage cavity; further, through setting up ring shape opening one and ring shape opening two in this embodiment, the two passing through of the stretch cord of being convenient for stretch cord two is when carrying out the circular arc and rotate unhindered.
According to an embodiment of the present invention, the first rolling support portion is a disc-shaped structure, a first sliding avoidance groove is formed at an outer side of one end of the first rolling support portion, which is close to the first rolling wheel body, and the first arc support end is slidably connected in the first sliding avoidance groove;
the rolling support part II is of a disc-shaped structure and is close to the outer side of one end of the rolling wheel body II, a sliding avoidance groove II is formed in the outer side of one end of the rolling wheel body II, and the arc-shaped support end II is connected to the sliding avoidance groove II in a sliding mode.
The first rolling support part and the second rolling support part in the embodiment are disc-shaped structures, so that the table tennis ball picking device can roll conveniently; the first arc-shaped support end and the second arc-shaped support end can respectively slide in the first sliding avoidance groove and the second sliding avoidance groove, so that the first arc-shaped support end and the second arc-shaped support end can conveniently rotate, and the stability of the table tennis ball picking device during rolling is improved; further, it dodges groove one to be equipped with the slip through the outside at roll supporting part one, dodge groove two through the outside at roll supporting part two to be equipped with the slip, be favorable to the arc to support end one and arc to support end two to store cavity one side and paste and lean on the setting, be favorable to the arc to support end one and block arc to support end one in the outside, and do benefit to the arc to support end two and block arc to support end two in the outside, avoid being located the table tennis in the store cavity to fall out from ring shape opening one and ring shape opening two.
According to an embodiment of the present invention, the elastic cord is provided with a plurality of strips at intervals in the circumferential direction. The elastic rope in this embodiment is equipped with many at the interval of two weeks, and many elastic rope two can increase and block the open-ended area of putting the ball to can be favorable to setting the width to the broad with putting the ball opening, and then be convenient for lie in a plurality of table tennis in the storage cavity when opening the ball opening and fall out from goal opening fast, improve and put ball efficiency.
According to the utility model discloses an embodiment, many elasticity rope one in proper order the circumference equidistance interval taut connection in roll wheel body one with between the roll wheel body two. The elastic ropes in the embodiment are arranged at equal intervals, so that the width of each ball inlet gap is the same, table tennis balls can well enter the storage cavity when meeting any ball inlet gap, and the stability of ball picking of the table tennis ball picking device is facilitated.
According to an embodiment of the present invention, the first rolling wheel body and the second rolling wheel body are respectively provided with a friction structure on their wheel surfaces. In the embodiment, the friction structures are arranged on the wheel surfaces of the rolling wheel body I and the rolling wheel body II, so that the friction coefficient between the wheel surfaces and the ground is increased, the table tennis ball can be subjected to larger resistance when being pressed into the storage cavity, and the problem that the rolling wheel body I and the rolling wheel body II slip due to the extrusion of the table tennis ball to influence the ball picking effect of the table tennis ball picking device in the ball picking process of the table tennis ball picking device is avoided.
According to the utility model discloses an embodiment, table tennis picks up ball device and still includes:
the balance support rod is obliquely connected to the support frame and located on the first rolling wheel body and the outer side of the circumferential direction of the second rolling wheel body, the balance support rod is of a U-shaped structure and comprises a supporting portion and two connecting portions, the two connecting portions are connected to two ends of the supporting portion respectively, the two connecting portions are connected to the support frame, and the balance support rod is located on the first rolling wheel body and the lower side of the second rolling wheel body.
The balance support rod is arranged in the embodiment, when the table tennis ball picking device is not used, the table tennis ball picking device can be supported through the balance support rod, so that the table tennis ball picking device can keep a vertical state, the table tennis ball picking device is convenient to place, and the table tennis ball picking device is prevented from rolling and moving out of a placing position under the action of external force under the non-artificial condition.
According to the utility model discloses an embodiment, table tennis picks up ball device and still includes:
one end of the push rod is connected to the support frame, and the other end of the push rod extends upwards in an inclined mode to form a handheld end;
the power switch is arranged on the handheld end of the push rod and is connected with the power module through a cable;
and the motor switch is arranged on the handheld end of the push rod and is connected with the double-head rotating motor through a cable.
In the embodiment, the support frame is connected with the push rod, and the handheld end of the push rod is provided with the power switch and the motor switch, so that the table tennis ball picking device is convenient to operate when being manually used, the power switch is convenient to supply power and cut off the power to the table tennis ball picking device, and the power can be saved; in addition, the motor switch in the embodiment is convenient for controlling the double-head rotating motor, and is beneficial to controlling the rotating mechanism to open and close the ball placing opening through the motor switch.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a table tennis ball picking device according to an embodiment of the present invention;
fig. 2 is a front view of the table tennis ball picking device of fig. 1 after being straightened;
fig. 3 is a right side view of the table tennis ball picking device of fig. 2;
fig. 4 is a partial sectional view of the table tennis ball picking device of the embodiment of the utility model.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the support frame, 2, the first rolling support part, 3, the second rolling support part, 4, the first rolling wheel body, 5, the second rolling wheel body, 6, the first elastic rope, 7, the first rotating shaft, 8, the first connecting part, 9, the second connecting part, 10, the balance support rod, 11, the push rod, 21, the first sliding avoidance groove, 22, the first limit annular bulge, 23, the first nut, 31, the second sliding avoidance groove, 32, the second limit annular bulge, 33, the second nut, 34, the control module, 35, the power module, 40, the first embossing line, 41, the first mounting groove, 50, the second embossing line, 51, the second mounting groove, 70, the double-head rotating motor, 71, the ball pushing plate, 72, the limiting part, 80, the first arc support end, 81, the second elastic rope, 90, the second arc support end, 111, the electric wire, 112, the motor switch, 113, the power switch, 114, the dust cover, 115, the anti-slip part, 221, the first annular support sliding groove, 321. the device comprises a second annular supporting sliding groove 701, a second rotating shaft 801, a first sliding supporting block 901 and a second sliding supporting block.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The present embodiment provides a table tennis ball picking device, as shown in fig. 1 to 4, including:
a support frame 1;
the rolling support part I2 is rotatably connected to the support frame 1;
the rolling supporting part II 3 is rotatably connected to the supporting frame 1 and is arranged opposite to the rolling supporting part I2;
the rolling wheel body I4 is rotatably arranged on the circumferential outer side of the rolling support part I2;
the rolling wheel body II 5 is rotatably arranged on the circumferential outer side of the rolling support part II 3 and is opposite to the rolling wheel body I4;
the elastic ropes I6 are sequentially connected between the rolling wheel body I4 and the rolling wheel body II 5 in a tensioned manner at intervals in the circumferential direction and define a storage cavity for storing table tennis balls, the elastic ropes I6 form a circular arc ball picking assembly I, and a ball discharging opening for discharging balls is defined between a first elastic rope I6 and a tail elastic rope I6 in the circular arc ball picking assembly I;
the rotating mechanism is circumferentially and rotatably arranged in the storage cavity, a first connecting part 8 is arranged at one end, close to the first rolling supporting part 2, of the rotating mechanism, a second connecting part 9 is arranged at one end, close to the second rolling supporting part 3, of the rotating mechanism, and the second connecting part 9 is arranged opposite to the first connecting part 8;
the elastic rope II 81 and the parallel elastic rope I6 are connected between the connecting part I8 and the connecting part II 9 in a tensioned mode, when the elastic rope II 81 rotates to the position of the ball placing opening, the elastic rope II 81 can block the ball placing opening and form a circular ball picking assembly together with the circular arc ball picking assembly I, a plurality of ball feeding gaps are formed in the circular ball picking assembly, the ball feeding gaps are smaller than the diameter of the table tennis balls, and when the circular ball picking assembly downwards extrudes the table tennis balls, the extruded table tennis balls can enter the storage cavity from the ball feeding gaps.
In this embodiment, as shown in fig. 1 to 4, the first rolling support part 2 and the second rolling support part 3 are arranged opposite to each other, and the first rolling wheel body 4 and the second rolling wheel body 5 are respectively arranged at the circumferential outer sides of the first rolling support part 2 and the second rolling support part 3 and arranged opposite to each other, so that the table tennis ball picking device forms a roller structure to facilitate rolling on the ground; a storage cavity is defined between the first rolling support part 2, the second rolling support part 3 and the first elastic ropes 6 and is provided with a ball placing opening, and the second elastic ropes 81 between the first connecting part 8 and the second connecting part 9 can close and open the ball placing opening under the rotation of the rotating mechanism, so that the table tennis balls can be conveniently and uniformly picked up and discharged; many elastic rope one 6 and two 81 equal taut connections of elastic rope in this embodiment, and the diameter setting that the ball inlet clearance is less than the table tennis, many elastic rope one 6 and two 81 have elasticity and make the table tennis through the extrusion can not crush when getting into the storage cavity, and the table tennis can not fall out when not having open ball inlet opening, can reliably store the table tennis of picking up and getting.
In this embodiment, as shown in fig. 1 to 4, the support frame 1 is a U-shaped structure, the support frame 1 includes a support portion, and a first connection end and a second connection end connected to two ends of the support portion, the first rolling support portion 2 and the second rolling support portion 3 are disc-shaped structures, and two ends of the support frame 1 are respectively connected to circle center portions of the first rolling support portion 2 and the second rolling support portion 3; furthermore, a concave sliding avoidance groove I21 is formed in the circumferential outer side of the rolling support part I2, a limiting annular protrusion I22 is formed in the inner side of the rolling wheel body I4, a mounting groove I41 is formed in the axial outer side of the rolling wheel body I4, a plurality of circular through holes I are formed in the mounting groove I41 in the circumferential direction, and one end of an elastic rope I6 penetrates through the circular through holes I and is connected into the mounting groove I41; a second concave sliding avoidance groove 31 is formed in the circumferential outer side of the second rolling support part 3, a second limiting annular protrusion 32 is formed in the inner side of the second rolling wheel body 5, a second mounting groove 51 is formed in the axial outer side of the second rolling wheel body 5, a plurality of second circular through holes are formed in the second mounting groove 51 in the circumferential direction, and the other end of the first elastic rope 6 penetrates through the second circular through holes and is connected into the second mounting groove 51; the ball inlet gap on the circular ball picking assembly comprises a first ball inlet gap formed by limiting the first elastic rope 6 and the first elastic rope 6, a second ball inlet gap formed by limiting the first elastic rope 6 and the second elastic rope 81, and a third ball inlet gap formed by limiting the second elastic rope 81 and the second elastic rope 81; in addition, the first elastic rope 6 and the second elastic rope 81 in this embodiment may be made of various materials, so as to generate elastic force, and further, the support frame 1 may be configured into other structures.
In the present embodiment, as shown in fig. 1 to 4, the rotation mechanism includes:
the double-head rotating motor 70 is installed between the first rolling support part 2 and the second rolling support part 3, one end of the double-head rotating motor 70 is connected with a first rotating shaft 7, the other end of the double-head rotating motor 70 is connected with a second rotating shaft 701, the first rotating shaft 7 extends towards the first rolling support part 2 and is rotatably connected to the first rolling support part 2, the central line of the first rotating shaft 7 penetrates through the center of the first rolling support part 2, the other end of the double-head rotating motor 70 is connected with the second rotating shaft 701, the second rotating shaft 701 extends towards the second rolling support part 3 and is rotatably connected to the second rolling support part 3, and the central line of the second rotating shaft 701 penetrates through the center of the second rolling support part 3;
the ball pushing plate 71 is connected to the first rotating shaft 7 and located in the storage cavity, and the ball pushing plate 71 can move circumferentially in the storage cavity under the driving of the first rotating shaft 7.
In this embodiment, as shown in fig. 1 to 4, by providing the double-headed rotating motor 70 and connecting the ball pushing plate 71 to the first rotating shaft 7, the ball pushing plate is driven by the first rotating shaft 7 to perform circumferential motion in the storage cavity, so as to push the table tennis balls in the storage cavity, so that the picked table tennis balls can quickly fall out of the storage cavity when the ball inlet opening is open, thereby improving the ball picking efficiency of the table tennis ball picking device, and saving the ball placing time.
In this embodiment, as shown in fig. 1 to 4, the double-headed rotating electrical machine 70 is fixedly installed inside the rolling support portion two 3, one end of the double-headed rotating electrical machine 70 is provided with a first rotating shaft 7, one end of the first rotating shaft 7 is connected with the double-headed rotating electrical machine 70, the other end is connected with the rolling support portion one 2, one end of the first rotating shaft 7 close to the inside of the rolling support portion one 2 is provided with a limiting member 72, the limiting member 72 can be stopped inside the rolling support portion one 2 in the axial direction and limits the rolling support portion one 2, the other end of the double-headed rotating electrical machine 70 is provided with a rotating shaft two 701, and the rotating shaft two 701 is located outside the rolling support portion two 3; the first rotating shaft 7 is provided with a ball pushing plate 71, one side of the ball pushing plate 71, which is close to the double-head rotating motor 70, is provided with a rectangular avoidance port, and the ball pushing plate 71 can avoid the body of the double-head rotating motor 70 when rotating. Furthermore, the rotating mechanism in the embodiment can be arranged into other structures, and the rotating mechanism is convenient for driving the second elastic rope 81 to rotate and block the ball placing opening; in addition, the specific structure of the double-headed rotating electrical machine 70 in the present embodiment may refer to a double-headed motor in the related art, and will not be described in detail here.
In this embodiment, as shown in fig. 1 to 4, the table tennis ball picking device further includes:
the control module 34 is arranged on the second rolling support part 3 and used for controlling the double-head rotating motor 70;
and a power module 3535 is installed on the second rolling support part 3, and the double-head rotating motor 70 and the control module 34 are respectively connected with the power module 3535.
In this embodiment, as shown in fig. 1 to 4, the control module 34 and the power module 3535 are provided to facilitate the control of the double-headed rotating motor 70 by the control module 34, further facilitate the automatic control of the table tennis ball picking device by the control module 34, and facilitate the power supply of the table tennis ball picking device by the power module 3535. Further, the control module 34 is specifically installed inside the second rolling support part 3, the power module 3535 is specifically installed inside the second rolling support part 3, and the control module 34 and the power module 3535 may also be installed at other positions.
In this embodiment, as shown in fig. 1 to 4, the first connecting portion 8 is a fan-shaped structure, the first connecting portion 8 is located outside the first rolling-support portion 2, the first connecting portion 8 includes a first rotating connecting end, a first arc-shaped support end 80 and a first sliding support block 801, the first rotating connecting end is connected to the first rotating shaft 7, the first arc-shaped support end 80 is connected to the first rotating connecting end, the first rolling-wheel body 4 and the first rolling-support portion 2 have a gap to form a first circular-shaped through hole, a first circular-shaped support sliding groove 221 is formed in a side of the first rolling-wheel body 4 facing the first rolling-support portion 2, the first sliding support block 801 is connected to the first arc-shaped support end 80 and extends radially outward, and the first sliding support block 801 is slidably mounted in the first circular-shaped support sliding groove 221;
the second connecting part 9 is of a fan-shaped structure, the second connecting part 9 is located on the outer side of the second rolling supporting part 3, the second connecting part 9 comprises a second rotating connecting end, a second arc-shaped supporting end 90 and a first sliding supporting block 901, the second rotating connecting end is connected to the second rotating shaft 701, the second arc-shaped supporting end 90 is connected to the second rotating connecting end, the second rolling wheel 5 and the second rolling supporting part 3 are provided with gaps to form a second annular through hole, a second annular supporting sliding groove 321 is formed in one side, opposite to the second rolling supporting part 3, of the second rolling wheel 5, the first sliding supporting block 901 is connected to the second arc-shaped supporting end 90 and extends radially outwards, and the first sliding supporting block 901 is slidably installed in the second annular supporting sliding groove 321;
two ends of the second elastic rope 81 are connected to the first sliding support block 801 and the first sliding support block 901 respectively, and two ends of the second elastic rope 81 penetrate through the first circular through hole and the second circular through hole respectively.
In this embodiment, as shown in fig. 1 to 4, the first connecting portion 8 and the second connecting portion 9 are of a fan-shaped structure, a plurality of elastic cords are conveniently installed between the first arc-shaped supporting end 80 and the second arc-shaped supporting end 90, and the first sliding supporting block 801 and the first sliding supporting block 901 are slidably installed in the first annular supporting sliding groove 221 and the second annular supporting sliding groove 321 respectively, so that the first connecting portion 8 and the second connecting portion 9 can conveniently play a supporting role while sliding, and the first sliding supporting block 801 and the first sliding supporting block 901 can be limited in the lateral direction; in addition, the first connecting part 8 and the second connecting part 9 are respectively connected to the first rotating shaft 7 and the second rotating shaft 701 of the double-head rotating motor 70, and the first connecting part 8 and the second connecting part 9 can synchronously rotate under the driving of the double-head rotating motor 70, so that the plurality of elastic ropes two 81 are kept in a parallel state, the ball inlet gaps among the plurality of elastic ropes two 81 are ensured to be unchanged, the picked table tennis is convenient to pick, and the table tennis is prevented from falling out of the storage cavity; further, through setting up ring shape opening one and ring shape opening two in this embodiment, the two passing through of the stretch cord of being convenient for stretch cord two is when carrying out the circular arc and rotate unhindered.
In the present embodiment, as shown in fig. 1 to 4, one end of the first rotating shaft 7, which is far away from the double-headed rotating motor 70, penetrates through the first connecting end of the support frame 1, and a portion of the first rotating shaft 7, which penetrates through the first connecting end, is provided with a first external thread, which is in threaded connection with a first nut 23, and the first nut 23 limits a first connecting portion 8 between the first rolling support portion 2 and the first connecting end; one end of the second rotating shaft 701, which is far away from the double-head rotating motor 70, penetrates through the second connecting end of the support frame 1, a second external thread is arranged on the part, penetrating through the second connecting end, of the second rotating shaft 701, a second nut 33 is in threaded connection with the second external thread, and the second nut 33 limits the second connecting part 9 between the second rolling supporting part 3 and the second connecting end. Further, two elastic ropes two 81 are installed between the first sliding support block 801 and the first sliding support block 901 in the embodiment, correspondingly, two circular through holes are respectively formed in the first sliding support block 801 and the first sliding support block 901, and two ends of the elastic ropes two 81 respectively penetrate through the circular through holes; in addition, the second elastic rope 81 can be installed between the first sliding support block 801 and the first sliding support block 901 in other manners.
In this embodiment, as shown in fig. 1 and 4, the rolling support portion one 2 is a disc-shaped structure, an outer side of one end of the rolling support portion one 2 close to the rolling wheel body one 4 is provided with a sliding avoidance groove one 21, and the arc-shaped support end one 80 is slidably connected in the sliding avoidance groove one 21;
the second rolling support part 3 is of a disc-shaped structure, a second sliding avoiding groove 31 is formed in the outer side of one end, close to the second rolling wheel body 5, of the second rolling support part 3, and the second arc support end 90 is connected in the second sliding avoiding groove 31 in a sliding mode.
In the present embodiment, as shown in fig. 1 and 4, the first rolling support part 2 and the second rolling support part 3 are disc-shaped structures, which facilitates the rolling of the table tennis ball picking device; the first arc-shaped support end 80 and the second arc-shaped support end 90 can respectively slide in the first sliding avoidance groove 21 and the second sliding avoidance groove 31, so that the first arc-shaped support end 80 and the second arc-shaped support end 90 can conveniently rotate, and the stability of the table tennis ball picking device during rolling is improved; further, it dodges groove one 21 to be equipped with the slip through the outside at rolling supporting part one 2, it dodges groove two 31 to be equipped with the slip through the outside at rolling supporting part two 3, be favorable to the arc to support end one 80 and arc to support end two 90 and paste to storage cavity one side and lean on the setting, be favorable to the arc to support end one 80 to block the arc in the outside and support end one 80, and do benefit to the arc to support end two 90 and block the arc in the outside and support end two 90, avoid being located the table tennis in the storage cavity and fall out from ring shape opening one and ring shape opening two.
In the present embodiment, as shown in fig. 1 and 4, a plurality of elastic cords 81 are provided at intervals in the circumferential direction. Two 81 circumference intervals of elasticity rope in this embodiment are equipped with many, and two 81 can increase to block and put the open-ended area of ball to can be favorable to setting the width to the broad with putting the ball opening, and then be convenient for lie in a plurality of table tennis in the storage cavity when opening and put the ball opening and fall out from goal opening fast, improve and put ball efficiency.
In this embodiment, as shown in fig. 1 and 4, two elastic cords 81 are circumferentially spaced; in addition, the second elastic rope 81 in this embodiment may also be provided with one, three or other number of ropes, so that the ball inlet opening can be opened conveniently by passing a table tennis ball.
In the embodiment, as shown in fig. 1 to 4, a plurality of elastic ropes 6 are sequentially connected between the first rolling wheel body 4 and the second rolling wheel body 5 in a tensioned manner at equal intervals in the circumferential direction. The elastic ropes 6 are arranged at equal intervals in the embodiment, so that the width of each ball inlet gap is the same, table tennis balls can well enter the storage cavity when meeting any ball inlet gap, and the stability of picking the table tennis balls by the table tennis ball picking device is facilitated.
In this embodiment, as shown in fig. 1 to 4, the wheel surfaces of the first rolling wheel body 4 and the second rolling wheel body 5 are respectively provided with a friction structure. In this embodiment, the friction structures are arranged on the wheel surfaces of the rolling wheel bodies one 4 and the rolling wheel bodies two 5, so that the friction coefficient between the wheel surfaces and the ground can be increased, the table tennis ball can be subjected to larger resistance when being pressed into the storage cavity, and the problem that the rolling wheel bodies one 4 and the rolling wheel bodies two 5 slip due to the extrusion of the table tennis ball to influence the ball picking effect of the table tennis ball picking device in the ball picking process of the table tennis ball picking device is avoided.
In the present embodiment, as shown in fig. 1 to 4, the friction structure disposed on the first rolling wheel body 4 is the first embossing 40, and the friction structure disposed on the second rolling wheel body 5 is the second embossing 50, in addition, the first embossing 40 and the second embossing 50 in the present embodiment are both concave embossing, and the friction structure may be disposed in other structures.
In this embodiment, as shown in fig. 1 to 4, the table tennis ball picking device further includes:
the balance support rod 10 is obliquely connected to the support frame 1 and located on the circumferential outer side of the first rolling wheel body 4 and the second rolling wheel body 5, the balance support rod 10 is of a U-shaped structure, the balance support rod 10 comprises a supporting portion and two connecting portions respectively connected to two ends of the supporting portion, the two connecting portions are connected to the support frame 1, and the balance support rod 10 is located on the lower side of the first rolling wheel body 4 and the lower side of the second rolling wheel body 5.
In the embodiment, as shown in fig. 1 to 4, a balance support rod 10 is provided, when the table tennis ball picking device is not used, the table tennis ball picking device can be supported by the balance support rod 10, so that the table tennis ball picking device can keep an upright state, the table tennis ball picking device can be conveniently placed, and the table tennis ball picking device is prevented from rolling out of the placing position under the action of external force under the non-artificial condition. Further, the balance support rod 10 of the present embodiment may be configured in other configurations.
In this embodiment, as shown in fig. 1 to 4, the table tennis ball picking device further includes:
one end of the push rod 11 is connected to the support frame 1, and the other end of the push rod 11 extends upwards in an inclined mode to form a handheld end;
the power switch 113 is arranged at the handheld end of the push rod 11, and the power switch 113 is connected with the power module 3535 through a cable;
and a motor switch 112 installed on the handheld end of the push rod 11, wherein the motor switch 112 is connected with the double-head rotating motor 70 through a cable.
In the embodiment, as shown in fig. 1 to 4, the support frame 1 is connected with the push rod 11, and the handheld end of the push rod 11 is provided with the power switch 113 and the motor switch 112, so that the table tennis ball picking device is convenient to operate when being used manually, the power switch 113 is convenient to supply power to and cut off power from the table tennis ball picking device, and the power supply can be saved; in addition, the motor switch 112 in this embodiment facilitates control of the dual-head rotating motor 70, and facilitates control of the rotating mechanism by the motor switch 112 to open and close the ball discharge opening.
In this embodiment, as shown in fig. 1 to 4, an electric wire 111 extends from one end of the pushrod 11 close to the support frame 1, the electric wire 111 is connected to the control module 34 and the power module 3535, an anti-slip member 115 is disposed on the handheld end of the pushrod 11, the power switch 113 and the motor switch 112 are disposed in the pushrod 11 below the anti-slip member 115 side by side, and dust covers 114 are disposed outside the source switch and the motor switch 112; in addition, the anti-slip member 115 in this embodiment may be made of various materials, so as to facilitate anti-slip, and the power switch 113 and the motor switch 112 may be disposed in an up-down arrangement or other arrangement, so as to facilitate operation. Further, the specific structures of the power switch 113 and the motor switch 112 in this embodiment can refer to the prior art, and are not described herein again.
In addition, except the technical scheme that this embodiment is disclosed, to the utility model provides a structure and theory of operation etc. of double-end rotating electrical machines, control module and power module can refer to this technical field's conventional technical scheme, and these conventional technical scheme also are not the utility model discloses a focus, the utility model discloses do not state in detail here.
In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the referred device or unit must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A table tennis ball picking device is characterized by comprising:
a support frame;
the rolling support part I is rotatably connected to the support frame;
the rolling support part II is rotatably connected to the support frame and is arranged opposite to the rolling support part I;
the first rolling wheel body is rotatably arranged on the circumferential outer side of the first rolling support part;
the rolling wheel body II is rotatably arranged on the circumferential outer side of the rolling support part II and is opposite to the rolling wheel body I;
the first elastic rope is sequentially connected between the first rolling wheel body and the second rolling wheel body in a tensioning mode at intervals in the circumferential direction and defines a storage cavity for storing table tennis balls, the first elastic rope forms a first arc-shaped ball picking assembly, and a ball discharging opening for discharging balls is defined between the first elastic rope and the last elastic rope in the first arc-shaped ball picking assembly;
the rotating mechanism is circumferentially and rotatably arranged in the storage cavity, a first connecting part is arranged at one end, close to the first rolling supporting part, of the rotating mechanism, a second connecting part is arranged at one end, close to the second rolling supporting part, of the rotating mechanism, and the second connecting part is arranged opposite to the first connecting part;
the elastic rope II is parallel to the elastic rope I, is connected between the connecting part I and the connecting part II in a tensioned mode, and when the elastic rope II rotates to the position of the ball placing opening, the elastic rope II can block the ball placing opening and form a circular ball picking assembly with the circular arc ball picking assembly I, a plurality of ball feeding gaps are formed in the circular ball picking assembly and are smaller than the diameter of the table tennis balls, and when the circular ball picking assembly downwards extrudes the table tennis balls, the extruded table tennis balls can enter the storage cavity from the ball feeding gaps.
2. The table tennis ball picking device of claim 1, wherein the rotation mechanism comprises:
the double-head rotating motor is installed between the first rolling supporting part and the second rolling supporting part, one end of the double-head rotating motor is connected with a first rotating shaft, the other end of the double-head rotating motor is connected with a second rotating shaft, the first rotating shaft extends towards the first rolling supporting part and is rotatably connected to the first rolling supporting part, the central line of the first rotating shaft penetrates through the center of the first rolling supporting part, the other end of the double-head rotating motor is connected with the second rotating shaft, the second rotating shaft extends towards the second rolling supporting part and is rotatably connected to the second rolling supporting part, and the central line of the second rotating shaft penetrates through the center of the second rolling supporting part;
and the ball pushing plate is connected to the first rotating shaft and is positioned in the storage cavity, and the ball pushing plate can be driven by the first rotating shaft to move circumferentially in the storage cavity.
3. The table tennis ball picking device of claim 2, further comprising:
the control module is arranged on the second rolling support part and used for controlling the double-head rotating motor;
and the power module is installed on the second rolling supporting part, and the double-head rotating motor and the control module are respectively connected with the power module.
4. The table tennis ball picking device according to claim 2, wherein the first connecting portion is of a fan-shaped structure, the first connecting portion is located on the outer side of the first rolling support portion, the first connecting portion comprises a first rotating connecting end, a first arc support end and a first sliding support block, the first rotating connecting end is connected to the first rotating shaft, the first arc support end is connected to the first rotating connecting end, the first rolling wheel and the first rolling support portion have a gap to form a first circular opening, a first circular support chute is arranged on one side of the first rolling wheel, which faces the first rolling support portion, the first sliding support block is connected to the first arc support end and extends radially outwards, and the first sliding support block is slidably mounted in the first circular support chute;
the connecting part II is of a fan-shaped structure, the connecting part II is positioned on the outer side of the rolling supporting part II, the connecting part II comprises a rotating connecting end II, an arc-shaped supporting end II and a sliding supporting block II, the rotating connecting end II is connected to the rotating shaft II, the arc-shaped supporting end II is connected to the rotating connecting end II, a gap is formed between the rolling wheel body II and the rolling supporting part II to form a circular through hole II, a circular supporting sliding groove II is formed in one side, opposite to the rolling supporting part II, of the rolling wheel body II, the sliding supporting block II is connected to the arc-shaped supporting end II and extends radially outwards, and the sliding supporting block II is slidably mounted in the circular supporting sliding groove II;
two ends of the second elastic rope are connected to the first sliding support block and the second sliding support block respectively, and two ends of the second elastic rope penetrate through the first circular ring-shaped through hole and the second circular ring-shaped through hole respectively.
5. The device for picking up table tennis balls according to claim 4, wherein the first rolling support portion is a disc-shaped structure, a first sliding avoiding groove is formed on an outer side of one end of the first rolling support portion, which is close to the first rolling wheel body, and the first arc-shaped support end is slidably connected in the first sliding avoiding groove;
the rolling support part II is of a disc-shaped structure and is close to the outer side of one end of the rolling wheel body II, a sliding avoidance groove II is formed in the outer side of one end of the rolling wheel body II, and the arc-shaped support end II is connected to the sliding avoidance groove II in a sliding mode.
6. The device for picking up table tennis balls according to any one of claims 1 to 5, wherein the elastic cord is provided in a plurality of circumferentially spaced apart strips.
7. The table tennis ball picking device according to any one of claims 1 to 5, wherein a plurality of elastic ropes are sequentially connected between the first rolling wheel body and the second rolling wheel body in a tensioned manner at equal intervals in the circumferential direction.
8. The table tennis ball picking device according to any one of claims 1 to 5, wherein the first rolling wheel body and the second rolling wheel body are respectively provided with a friction structure on their wheel surfaces.
9. The table tennis ball picking device according to any one of claims 1 to 5, further comprising:
the balance support rod is obliquely connected to the support frame and located on the first rolling wheel body and the outer side of the circumferential direction of the second rolling wheel body, the balance support rod is of a U-shaped structure and comprises a supporting portion and two connecting portions, the two connecting portions are connected to two ends of the supporting portion respectively, the two connecting portions are connected to the support frame, and the balance support rod is located on the first rolling wheel body and the lower side of the second rolling wheel body.
10. The table tennis ball picking device of claim 3, further comprising:
one end of the push rod is connected to the support frame, and the other end of the push rod extends upwards in an inclined mode to form a handheld end;
the power switch is arranged on the handheld end of the push rod and is connected with the power module through a cable;
and the motor switch is arranged on the handheld end of the push rod and is connected with the double-head rotating motor through a cable.
CN202123095540.7U 2021-12-10 2021-12-10 Table tennis ball picking device Active CN217119273U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123095540.7U CN217119273U (en) 2021-12-10 2021-12-10 Table tennis ball picking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123095540.7U CN217119273U (en) 2021-12-10 2021-12-10 Table tennis ball picking device

Publications (1)

Publication Number Publication Date
CN217119273U true CN217119273U (en) 2022-08-05

Family

ID=82618118

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123095540.7U Active CN217119273U (en) 2021-12-10 2021-12-10 Table tennis ball picking device

Country Status (1)

Country Link
CN (1) CN217119273U (en)

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